<template>
  <div>
    <el-card class="box-card">
      <div slot="header" class="clearfix">
        <span style="position: relative; top: 10px">
          <i class="el-icon-search"></i>
          搜索
        </span>
        <el-button-group style="float: right; padding: 3px 0">
          <el-button
            size="small"
            type="primary"
            icon="el-icon-search"
            @click="btnSearch"
            >搜索</el-button
          >
          <el-button
            size="small"
            icon="el-icon-refresh"
            type="primary"
            @click="btnReset"
            >重置</el-button
          >
        </el-button-group>
      </div>
      <el-form :model="searchForm" :inline="true" ref="productTypeFormRef">
        <el-row>
          <el-col :span="colSize">
            <el-form-item label="分类名称" prop="name">
              <el-input
                v-model="searchForm.name"
                placeholder="分类名称"
                clearable
              ></el-input>
            </el-form-item>
          </el-col>
          <el-col :span="colSize">
            <el-form-item label="父级分类" prop="pid">
              <el-select
                v-model="searchForm.pid"
                filterable
                placeholder="请选择"
              >
                <el-option
                  v-for="item in parentList"
                  :key="item.id"
                  :label="item.name"
                  :value="item.id"
                >
                </el-option>
              </el-select>
            </el-form-item>
          </el-col>
        </el-row>
      </el-form>
    </el-card>
    <el-card class="data-card">
      <div slot="header" class="clearfix">
        <span style="position: relative; top: 7px">
          <i class="el-icon-tickets"></i>
          商品分类列表
        </span>
        <div style="float: right; padding: 3px 0">
          <el-button
            size="small"
            type="warning"
            icon="el-icon-plus"
            @click="btnAdd"
            >添加</el-button
          >
          <!--          <el-button-->
          <!--            size="small"-->
          <!--            type="danger"-->
          <!--            icon="el-icon-delete"-->
          <!--            @click="btnDelete"-->
          <!--            >批量删除</el-button-->
          <!--          >-->
        </div>
      </div>
      <el-table fit :data="productTypeList" stripe style="width: 100%">
        <el-table-column align="center" type="selection" width="55">
        </el-table-column>
        <el-table-column align="center" prop="id" label="编号" width="50">
        </el-table-column>
        <el-table-column align="center" prop="name" label="名称">
        </el-table-column>
        <el-table-column align="center" label="父级分类编号" prop="pid">
        </el-table-column>
        <el-table-column align="center" label="父级分类名称" prop="pname">
        </el-table-column>
        <el-table-column width="300" align="center" label="操作">
          <template slot-scope="scope">
            <p>
              <el-button
                size="mini"
                icon="el-icon-view"
                @click="btnView(scope.row)"
                >查看</el-button
              >
              <el-button
                size="mini"
                icon="el-icon-edit"
                @click="btnEdit(scope.row)"
                >编辑</el-button
              >
              <el-button
                size="mini"
                type="danger"
                icon="el-icon-delete"
                @click="btnDelete(scope.row)"
                >删除</el-button
              >
            </p>
          </template>
        </el-table-column>
      </el-table>
      <el-pagination
        background
        style="margin-top: 20px"
        @size-change="handleSizeChange"
        @current-change="handleCurrentChange"
        :current-page="page.pageNum"
        :page-sizes="[10, 20, 30]"
        :page-size="page.pageSize"
        layout="total, sizes, prev, pager, next, jumper"
        :total="page.total"
      >
      </el-pagination>
    </el-card>
  </div>
</template>

<script>
import {
  api_deleteProductType,
  api_parentTypeList,
} from '../../api/productCate'
import { api_productTypeList } from '../../api/productCate'
export default {
  data() {
    return {
      colSize: 6,
      productTypeList: [],
      parentList: [],
      searchForm: {
        pageNum: 1,
        pageSize: 10,
        name: null,
        pid: null,
      },
      page: {
        pageNum: 1,
        pageSize: 10,
        totalPage: 3,
        total: 11,
      },
    }
  },
  created() {
    this.btnSearch()
    this.handleParentList()
  },
  methods: {
    btnSearch() {
      this.handleProductTypeList()
    },
    btnReset() {
      this.$refs.productTypeFormRef.resetFields()
    },
    btnAdd() {
      this.$router.push('/product/productTypeEdit')
    },
    btnView(row) {
      this.$router.push({
        path: '/product/productTypeEdit',
        query: {
          id: row.id,
          handleType: 'view',
        },
      })
    },
    btnEdit(row) {
      this.$router.push({
        path: '/product/productTypeEdit',
        query: {
          id: row.id,
          handleType: 'edit',
        },
      })
    },
    async btnDelete(row) {
      this.$confirm('此操作将删除选中的数据, 是否继续?', '提示', {
        confirmButtonText: '确定',
        cancelButtonText: '取消',
        type: 'warning',
      })
        .then(() => {
          //获取选中行id集合
          this.handleDelete(row.id)
        })
        .catch(() => {
          this.$message({
            type: 'info',
            message: '已取消',
          })
        })
    },
    handleDelete(id) {
      let params = new URLSearchParams()
      params.append('id', id)
      api_deleteProductType(params).then((response) => {
        const res = response.data
        if (!res.success) {
          this.$message.error(res.msg)
          return
        }
        this.$message({
          type: 'success',
          message: res.msg,
        })
        this.btnSearch()
      })
    },
    handleSizeChange(val) {
      this.searchForm.pageSize = val
      this.btnSearch()
    },
    handleCurrentChange(val) {
      this.searchForm.pageNum = val
      this.btnSearch()
    },
    //获取所有分类列表
    async handleProductTypeList() {
      const param = {
        page: this.searchForm.pageNum,
        limit: this.searchForm.pageSize,
        bean: JSON.stringify(this.searchForm),
      }
      const { data: res } = await api_productTypeList(param)
      this.productTypeList = res.data.list
      this.page.total = res.data.total
    },
    //获取父级分类
    async handleParentList() {
      const { data: res } = await api_parentTypeList()
      this.parentList = res.data
    },
  },
}
</script>

<style scoped>
.clearfix:before,
.clearfix:after {
  display: table;
  content: '';
}
.clearfix:after {
  clear: both;
}
.box-card {
  width: 100%;
  margin: auto;
}
.data-card {
  margin-top: 10px;
}

.el-date-picker {
  float: left;
}
</style>
